Analysis

  • max time kernel
    133s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/10/2022, 17:24

General

  • Target

    b431e9555690ec99e82483c809133602433c6aa9df632fc85bf14e8d9177761f.exe

  • Size

    92KB

  • MD5

    4425c9bb7932afda08e978ac3c1278e0

  • SHA1

    2240489254cdb9c26e0aa84ecf9b8ae727953758

  • SHA256

    b431e9555690ec99e82483c809133602433c6aa9df632fc85bf14e8d9177761f

  • SHA512

    03cea17be054c99be78ef89e826c04734360c7bf04e89a8747f2869c0eb4302e718a3ba68b1cc20c336466fef53550302760078c2912fe73bdca89e705b6569b

  • SSDEEP

    1536:VwOnbNQKLjWDyy1o5I0hJUEbooPRrKKRRySCauDCvWdCB8lw4o:vNQKPWDyDI0hJltZrpRRyFauDCOdCB8u

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\backgroundTaskHost.exe
    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
    1⤵
      PID:4916
    • C:\Windows\system32\backgroundTaskHost.exe
      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
      1⤵
        PID:2384
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
        1⤵
          PID:3936
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k LocalService -s W32Time
          1⤵
            PID:4104
          • C:\Windows\system32\SppExtComObj.exe
            C:\Windows\system32\SppExtComObj.exe -Embedding
            1⤵
              PID:1932
            • C:\Windows\system32\wbem\wmiprvse.exe
              C:\Windows\system32\wbem\wmiprvse.exe
              1⤵
                PID:1740
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                1⤵
                  PID:4244
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
                  1⤵
                    PID:4376
                  • C:\Windows\System32\svchost.exe
                    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                    1⤵
                      PID:4100
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                      1⤵
                        PID:2120
                      • C:\Windows\System32\svchost.exe
                        C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                        1⤵
                          PID:4496
                        • C:\Windows\System32\svchost.exe
                          C:\Windows\System32\svchost.exe -k netsvcs -p
                          1⤵
                            PID:332
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4760
                            • C:\Windows\system32\DllHost.exe
                              C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                              1⤵
                                PID:4464
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3808
                                • C:\Users\Admin\AppData\Local\Temp\b431e9555690ec99e82483c809133602433c6aa9df632fc85bf14e8d9177761f.exe
                                  "C:\Users\Admin\AppData\Local\Temp\b431e9555690ec99e82483c809133602433c6aa9df632fc85bf14e8d9177761f.exe"
                                  1⤵
                                  • Modifies firewall policy service
                                  • Suspicious behavior: EnumeratesProcesses
                                  • Suspicious behavior: MapViewOfSection
                                  • Suspicious use of AdjustPrivilegeToken
                                  • Suspicious use of WriteProcessMemory
                                  PID:5016
                                • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                  "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                  1⤵
                                    PID:3516
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:3424
                                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                                      1⤵
                                        PID:3356
                                      • C:\Windows\system32\DllHost.exe
                                        C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                        1⤵
                                          PID:3268
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                          1⤵
                                            PID:1996
                                          • C:\Windows\Explorer.EXE
                                            C:\Windows\Explorer.EXE
                                            1⤵
                                              PID:2736
                                            • C:\Windows\system32\taskhostw.exe
                                              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                              1⤵
                                                PID:2740
                                              • C:\Windows\system32\svchost.exe
                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                1⤵
                                                  PID:2620
                                                • C:\Windows\system32\svchost.exe
                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                  1⤵
                                                    PID:2612
                                                  • C:\Windows\System32\svchost.exe
                                                    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                    1⤵
                                                      PID:2596
                                                    • C:\Windows\system32\svchost.exe
                                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                      1⤵
                                                        PID:2580
                                                      • C:\Windows\system32\svchost.exe
                                                        C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                        1⤵
                                                          PID:2524
                                                        • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                          "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                          1⤵
                                                            PID:2468
                                                          • C:\Windows\system32\svchost.exe
                                                            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                            1⤵
                                                              PID:2436
                                                            • C:\Windows\system32\sihost.exe
                                                              sihost.exe
                                                              1⤵
                                                                PID:2392
                                                              • C:\Windows\system32\svchost.exe
                                                                C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                1⤵
                                                                  PID:2332
                                                                • C:\Windows\system32\svchost.exe
                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                  1⤵
                                                                    PID:2324
                                                                  • C:\Windows\System32\svchost.exe
                                                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                    1⤵
                                                                      PID:2112
                                                                    • C:\Windows\System32\svchost.exe
                                                                      C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                      1⤵
                                                                        PID:2092
                                                                      • C:\Windows\system32\svchost.exe
                                                                        C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                                                        1⤵
                                                                          PID:1700
                                                                        • C:\Windows\System32\spoolsv.exe
                                                                          C:\Windows\System32\spoolsv.exe
                                                                          1⤵
                                                                            PID:1292
                                                                          • C:\Windows\System32\svchost.exe
                                                                            C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                            1⤵
                                                                              PID:1980
                                                                            • C:\Windows\system32\svchost.exe
                                                                              C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                              1⤵
                                                                                PID:1944
                                                                              • C:\Windows\System32\svchost.exe
                                                                                C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                1⤵
                                                                                  PID:1904
                                                                                • C:\Windows\system32\svchost.exe
                                                                                  C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                  1⤵
                                                                                    PID:1892
                                                                                  • C:\Windows\System32\svchost.exe
                                                                                    C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                                                    1⤵
                                                                                      PID:1848
                                                                                    • C:\Windows\System32\svchost.exe
                                                                                      C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                      1⤵
                                                                                        PID:1776
                                                                                      • C:\Windows\System32\svchost.exe
                                                                                        C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                                        1⤵
                                                                                          PID:1704
                                                                                        • C:\Windows\system32\svchost.exe
                                                                                          C:\Windows\system32\svchost.exe -k LocalService -p -s FontCache
                                                                                          1⤵
                                                                                            PID:1644
                                                                                          • C:\Windows\System32\svchost.exe
                                                                                            C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                                            1⤵
                                                                                              PID:1628
                                                                                            • C:\Windows\system32\svchost.exe
                                                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                                              1⤵
                                                                                                PID:1588
                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                                                1⤵
                                                                                                  PID:1532
                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                  C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                                                                  1⤵
                                                                                                    PID:1400
                                                                                                  • C:\Windows\System32\svchost.exe
                                                                                                    C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                                                    1⤵
                                                                                                      PID:1376
                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                      C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                                                      1⤵
                                                                                                        PID:1364
                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                                                        1⤵
                                                                                                          PID:1352
                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                          C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                                                          1⤵
                                                                                                            PID:1248
                                                                                                          • C:\Windows\System32\svchost.exe
                                                                                                            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                                                                                            1⤵
                                                                                                              PID:1228
                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                                                                              1⤵
                                                                                                                PID:1184
                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                                                                                                1⤵
                                                                                                                  PID:1148
                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                                                                                                  1⤵
                                                                                                                    PID:1040
                                                                                                                  • C:\Windows\System32\svchost.exe
                                                                                                                    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                                                                                                    1⤵
                                                                                                                      PID:1032
                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                      C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                                                                                                      1⤵
                                                                                                                        PID:612
                                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                                        C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                                                                                                        1⤵
                                                                                                                          PID:680
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
                                                                                                                          1⤵
                                                                                                                            PID:428
                                                                                                                          • C:\Windows\system32\dwm.exe
                                                                                                                            "dwm.exe"
                                                                                                                            1⤵
                                                                                                                              PID:1016
                                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                                              C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
                                                                                                                              1⤵
                                                                                                                                PID:940
                                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                                C:\Windows\system32\svchost.exe -k RPCSS -p
                                                                                                                                1⤵
                                                                                                                                  PID:884
                                                                                                                                • C:\Windows\system32\fontdrvhost.exe
                                                                                                                                  "fontdrvhost.exe"
                                                                                                                                  1⤵
                                                                                                                                    PID:784
                                                                                                                                  • C:\Windows\system32\fontdrvhost.exe
                                                                                                                                    "fontdrvhost.exe"
                                                                                                                                    1⤵
                                                                                                                                      PID:780
                                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                                      C:\Windows\system32\svchost.exe -k DcomLaunch -p
                                                                                                                                      1⤵
                                                                                                                                        PID:772
                                                                                                                                        • C:\Windows\System32\RuntimeBroker.exe
                                                                                                                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                                                                                                                          2⤵
                                                                                                                                            PID:4888
                                                                                                                                        • C:\Windows\system32\lsass.exe
                                                                                                                                          C:\Windows\system32\lsass.exe
                                                                                                                                          1⤵
                                                                                                                                            PID:660
                                                                                                                                          • C:\Windows\system32\winlogon.exe
                                                                                                                                            winlogon.exe
                                                                                                                                            1⤵
                                                                                                                                              PID:604

                                                                                                                                            Network

                                                                                                                                            MITRE ATT&CK Enterprise v6

                                                                                                                                            Replay Monitor

                                                                                                                                            Loading Replay Monitor...

                                                                                                                                            Downloads

                                                                                                                                            • memory/5016-132-0x0000000001000000-0x000000000101B000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              108KB

                                                                                                                                            • memory/5016-133-0x0000000001000000-0x000000000101B000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              108KB